1 The first step is to open Calendar - base7 and click on a chosen reservation
2 Click the reservation number
3 To cancel, go to the top right corner and click Cancel
4 Click Yes
5 A cancelled reservation can be re-enabled, by clicking Re-enable Reservation
6 However, a deleted reservation cannot be re-enabled. If you are sure you want to delete it, then click Delete
7 Click Yes
8 That's it. You're done.